isl, W A£0 knife and fork-i)

                bi no mial adj.

bint /bmt/ noun (BrE, slang) an offensive way of referring to a woman (         ) £110 JL, #f£JL: a posh bint 0^

*£IOJL

bio- /'baiau; NAmE 'baioo/ combining form (in nouns, adjectives and adverbs j&j J$, % is] , M M M M is)) connected with living things or human life QiWjItf}; A biodegradable fbiifrAtllWW 0 biography #iE bio-break /'baiaubreik; NAmE 'baiou-/ noun a short period of time when you leave your computer or a meeting in order to go to the toilet/bathroom ifrjgflf llj ( ) : I need to take a

biobreak.

biochem ist /.baiau'kemist; NAmE .baiou-/ noun a scientist who studies biochemistry £ ( bio chem istry /.baiau'kemistri; NAmE .baiou-/ noun 1 [U] the scientific study of the chemistry of living things §>. ^ it ^ 2 [u, C] the chemical structure and behaviour of a living thing       M 3#

                bio chem ical /.baiau'kemikl; NAmE .baiou-/ ad/', bio-data /'baiaudeita; NAmE 'baiou-; -daeta/ noun [u, pi ]

information about a person and about what they have done in their life 't'Aiti/i)

bio-degrad-able /.baiaudi'greidabl; NAmE ,baiou-/ adj. a substance or chemical that is biodegradable can be changed to a harmless natural state by the action of bacteria, and will therefore not damage the environ­ment       (ft PIU3 NON-BIODEGRADABLE

bio-de-grade /.baiaudi'greid; NAmE,baiou-/ verb [V] (of a substance or chemical    to change back to

a harmless natural state by the action of bacteria £ ty)

\m^

bio-di versity /,baiaudai'v3:sati; NAmE ,baioudai'v3:rs-/ (also less frequent ,bio,logical di'versity) noun [U] the existence of a large number of different kinds of animals and plants which make a balanced environ­ment

bioengineering /,baiau,end3i'marir); /MmE ,baiou- .endsi'mrirj/ noun [U] the use of engineering methods to solve medical problems, for example the use of artificial arms and legs

fem'm, mmi)

bio eth ics /.baiau'eGiks; NAmE .baiou-/ noun [U] (tech­nical A ill) the moral principles that influence research in medicine and biology   1^,

bio-feed-back /.baiau'fiidbaek; NAmE .baiou-/ noun [u] (;technical A in) the use of electronic equipment to record and display activity in the body that is not usually under your conscious control, for example your heart rate, so that you can learn to control that activity

ZLto&m (mm vxnu)

bio-gas /'baiaugaes; NAmE 'baiou-/ noun [u] gas, espe­cially methane, that is produced by dead plants and that can be burned to produce heat

biog raph er /bai'ngrafa(r); NAmE -'a:g-/ noun a person who writes the story of another person’s life #iB WfM. biog raphy /bai'ngrafi; NAmE -'a:g-/ noun [C, U] (pi. -ies) the story of a person’s life written by sb else; this type of writing # iB ; # iE # pp :      Boswell’s biography of

Johnson f$—compare autobiog­raphy ► bio-graph-lc-al /.baia'graefikl/ adj. bio-hazard /'baiauhaezad; NAmE 'baiouhaezard/ noun a risk to human health or to the environment, from a biological source (

bio logical /,bai0'lDd3ikl; NAmE -'la:d3-/ adj. 1 con­nected with the science of biology       :         the bio­

logical sciences A #3#^ 2 connected with the processes that take place within living things W A ft): the biological effects of radiation ftjl£ii|n) 0 the biological control of pests (= using living